S-8520E30MC-BJPT2U

Overview

The S-8520E30MC-BJPT2U is a step-down switching regulator controller manufactured by ABLIC Inc. It operates with a fixed switching frequency of 300 kHz and features an ultra-low quiescent current of 100 uA. The device supports an input voltage range from 2.5 V to 16 V and provides a single positive output configuration. Packaged in a compact SOT-23-5 surface-mount case, it is designed for efficient power management in portable electronics.

Feature Summary

• Ultra-low quiescent current consumption for extended battery life
• Fixed 300 kHz switching frequency for compact external component sizing
• Integrated enable pin for precise power control

Applications

• Portable consumer electronics
• Battery-powered devices
• General-purpose DC-DC conversion systems

Procurement Notes

Verify the specific suffix BJPT2U against official ABLIC documentation to confirm package type and tape/reel specifications. Confirm availability status as distribution data may vary. Ensure compatibility with existing PCB footprint designs utilizing the SOT-23-5 package before finalizing procurement orders.

Selection Notes

Select this component when low standby current is critical for battery-operated applications requiring a buck topology. The fixed 300 kHz frequency allows for smaller inductors compared to lower-frequency alternatives. Verify that the required output voltage aligns with the controller's feedback network capabilities.

Part Context

This part belongs to the S-8520 series of switching regulators from ABLIC. The series is characterized by high efficiency and low power consumption, targeting mobile and handheld devices. The S-8520E variant specifically denotes the 300 kHz frequency option within the product family.

Replacement Considerations

Consult official substitution lists for compatible parts within the S-8520 series or equivalent ABLIC stepping regulators. Verify pinout compatibility and electrical parameter alignment before replacing.